Home / 22,205.52-33,331.95-12,364.02

Finding the Fourth Proportional to 22,205.52, 33,331.95 and 12,364.02

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Solution

The fourth proportional to 22,205.52, 33,331.95 and 12,364.02 is: 18,559.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,205.52 : 33,331.95 = 12,364.02 : x
  2. Step 2: Convert to fraction form
    22,205.52/33,331.95 = 12,364.02/x
  3. Step 3: Cross multiply
    22,205.52x = 33,331.95 × 12,364.02
  4. Step 4: Simplify right side
    22,205.52x = 412,116,896.44
  5. Step 5: Solve for x
    x = 412,116,896.44/22,205.52
  6. Step 6: Final answer
    x = 18,559.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.